Request Details

Route
/users/:id GET
Timestamp
Sep 10, 2026 6:12 AM
Duration
192.45 ms
Status
200
Response Size
21 KB
Error
No

Performance Breakdown

Database
5.8% (1 query)
View Rendering
12.2%
Application Logic
82.1%
Other Operations
0.0%
Total Operations
5
Slowest Operation
192.45 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 117.2ms 234.5ms 351.7ms 468.9ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
home/index 20 ms 10.4%
home/index 37 ms 19.2%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 27 ms 14.0%
users#show 192 ms 100.0%
users#show 192 ms 100.0%